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[Bug other/63426] New: [meta-bug] Issues found with -fsanitize=undefined
2021-12-25 14:57 UTC (2+ messages)
` [Bug other/63426] "
[Bug libfortran/99191] New: sanitizer detects undefined behaviour in libgfortran
2021-12-25 14:57 UTC (3+ messages)
` [Bug libfortran/99191] "
[Bug libfortran/81986] sanitizer detects negation of large number in string.c
2021-12-25 14:57 UTC (2+ messages)
[Bug ada/103785] New: [12 Regression] Ada LTO+PGO bootstrap ICEs on i586
2021-12-25 14:30 UTC (8+ messages)
` [Bug target/103785] [12 Regression] Ada bootstrap ICEs on i?86
[Bug libfortran/98076] New: Increase speed of integer I/O
2021-12-25 13:04 UTC (2+ messages)
` [Bug libfortran/98076] "
[Bug c++/70723] Missed optimization opportunity for lambda converted to fun-ptr
2021-12-25 12:20 UTC
[Bug c++/84411] Missed optimization: static guard variable generated for empty virtual destructor
2021-12-25 12:16 UTC
[Bug libstdc++/87502] Poor code generation for std::string("c-style string")
2021-12-25 12:14 UTC
[Bug c++/103827] New: function which takes an argument via (hidden) reference should assume the argument does not escape or is only read from
2021-12-25 12:13 UTC
[Bug tree-optimization/87355] missed comparison optimizations (grep DFA, x86-64)
2021-12-25 12:02 UTC
[Bug target/86131] powerpc: gcc uses costly multiply instead of shift left
2021-12-25 11:46 UTC
[Bug target/86693] inefficient atomic_fetch_xor
2021-12-25 11:34 UTC
[Bug middle-end/51982] New: Shrink-wrapping opportunity
2021-12-25 11:32 UTC (2+ messages)
` [Bug rtl-optimization/51982] "
[Bug c++/103826] New: Bogus shift-negative-value warning in C++20 mode
2021-12-25 11:23 UTC (3+ messages)
` [Bug c++/103826] "
[Bug tree-optimization/36011] Loop interchange not performed, data dependence analysis defect
2021-12-25 11:16 UTC
[Bug tree-optimization/36010] Loop interchange not performed
2021-12-25 11:15 UTC
[Bug c++/24928] static const objects should go to .rodata
2021-12-25 11:05 UTC
[Bug tree-optimization/103221] New: evrp removes |SIGN but does not propagate the ssa name
2021-12-25 9:59 UTC (2+ messages)
` [Bug tree-optimization/103221] "
[Bug tree-optimization/77893] VRP simplify_bit_ops_using_ranges should be applied during propagation
2021-12-25 9:59 UTC
[Bug tree-optimization/56139] New: unmodified static data could go in .rodata, not .data
2021-12-25 9:55 UTC (2+ messages)
` [Bug ipa/56139] [9/10/11/12 Regression] "
[Bug ipa/63533] Function splitter causes unnecessary splits
2021-12-25 9:36 UTC
[Bug tree-optimization/55846] New: Cannot sink conditional code
2021-12-25 9:19 UTC (2+ messages)
` [Bug tree-optimization/55846] "
[Bug middle-end/66872] New: fold a & ((1 << b) - 1) to a & ~(-1 << b)
2021-12-25 9:05 UTC (2+ messages)
` [Bug middle-end/66872] "
[Bug tree-optimization/70527] Missed fold for "(long int) x * 12 - (long int)(x + 1) * 12"
2021-12-25 8:51 UTC
[Bug tree-optimization/56355] New: abs and multiplication
2021-12-25 8:45 UTC (2+ messages)
` [Bug tree-optimization/56355] "
[Bug tree-optimization/66664] New: gcc misses optimization emits subtraction where relocation arithmetic would suffice
2021-12-25 8:39 UTC (2+ messages)
` [Bug target/66664] "
[Bug tree-optimization/70868] Assigning constructed temporary of class with nontrivial constructor uses unnecessary temporary
2021-12-25 8:29 UTC
[Bug c/67418] New: resolution to constant fails between pointer on stack and pointer within argument structure
2021-12-25 8:10 UTC (2+ messages)
` [Bug middle-end/67418] "
[Bug target/64691] New: Suboptimal register allocation for bytes comparison on i386
2021-12-25 7:59 UTC (2+ messages)
` [Bug target/64691] "
[Bug tree-optimization/30128] byte independent store not done in some cases due to truncation of addition too early
2021-12-25 7:53 UTC
[Bug tree-optimization/61481] New: Poor optimization of simple small-sized matrix routines with constant data
2021-12-25 7:46 UTC (2+ messages)
` [Bug tree-optimization/61481] "
[Bug tree-optimization/59986] New: Unnecessary edges in the CFG due to setjmp
2021-12-25 7:33 UTC (2+ messages)
` [Bug tree-optimization/59986] "
[Bug tree-optimization/59786] New: GIMPLE invariant motion misses opportunity to reduce register pressure
2021-12-25 7:24 UTC (3+ messages)
` [Bug tree-optimization/59786] "
[Bug rtl-optimization/34653] operation performed unnecessarily in 64-bit mode
2021-12-25 7:19 UTC
[Bug target/35926] Pushing / Poping ebx without using it
2021-12-25 7:07 UTC
[Bug tree-optimization/40168] finding common subexpressions
2021-12-25 7:01 UTC
[Bug tree-optimization/28850] missed call -> jmp transformation; redundant unwind stuff with empty finally
2021-12-25 6:12 UTC
[Bug ipa/39298] Optimize away only set but not used variable
2021-12-25 6:00 UTC
[Bug rtl-optimization/91721] Missed optimization for checking nan and comparison
2021-12-25 5:22 UTC
[Bug rtl-optimization/86892] RTL CSE commoning trivial constants across call and/or too early
2021-12-25 5:20 UTC
[Bug middle-end/38518] Excessive compile time with -O3
2021-12-25 5:11 UTC
[Bug rtl-optimization/48064] New: Optimizer produces suboptimal code for e.g. x = x ^ (x >> 1)
2021-12-25 4:47 UTC (2+ messages)
` [Bug rtl-optimization/48064] "
[Bug c++/24314] Extra "template<>" in partial specialization is compiled successfuly
2021-12-25 4:03 UTC (2+ messages)
[Bug c++/63809] New: Missing warning on extra template
2021-12-25 4:03 UTC (3+ messages)
` [Bug c++/63809] "
[Bug c++/65923] New: False positive for warning about literal operator suffix and using
2021-12-25 3:56 UTC (2+ messages)
` [Bug c++/65923] "
[Bug c++/84435] -Wliteral-suffix warns on a using-directive
2021-12-25 3:56 UTC
[Bug c++/50986] New: weak static data members with constant initializers emitted in .rodata, leading to segfault on startup
2021-12-25 3:49 UTC (2+ messages)
` [Bug c++/50986] "
[Bug c++/81557] Detect unused const char * and STL string
2021-12-25 3:33 UTC
[Bug tree-optimization/79517] using a deque supresses compiler warning for undefined behavior
2021-12-25 3:20 UTC
[Bug c++/39992] cc1plus exhausts memory with deeply nested unclosed constructor parens
2021-12-25 3:11 UTC (2+ messages)
[Bug c++/63295] New: Insane memory use
2021-12-25 3:10 UTC (2+ messages)
` [Bug c++/63295] Insane memory use on invalid code
[Bug c++/72768] Potential bug about the order of destructors of static objects and atexit() callbacks in C++?
2021-12-25 2:54 UTC
[Bug c++/7748] Static objects in dynamic library with non-default priority not initialized
2021-12-25 2:44 UTC (2+ messages)
[Bug c++/67324] New: Failures in Assignable concept's requires-expression
2021-12-25 1:52 UTC (2+ messages)
` [Bug c++/67324] "
[Bug c++/66472] New: -Wshadow gets confused by using statements in template classes
2021-12-25 1:43 UTC (2+ messages)
` [Bug c++/66472] "
[Bug c++/37667] Initialization of global variables and functions with constructor attribute
2021-12-25 1:33 UTC
[Bug c++/103825] New: [12 Regression] ICE on switch on enum class in bitfield
2021-12-25 0:56 UTC (2+ messages)
` [Bug c++/103825] "
[Bug middle-end/89543] Don't modify TREE_NO_WARNING during folding in place
2021-12-24 21:48 UTC (2+ messages)
[Bug c++/53431] New: C++ preprocessor ignores #pragma GCC diagnostic ignored "-Wundef"
2021-12-24 21:29 UTC (2+ messages)
` [Bug c++/53431] C++ preprocessor ignores #pragma GCC diagnostic
[Bug c++/100084] New: using enum lookup isn't type-only
2021-12-24 21:27 UTC (2+ messages)
` [Bug c++/100084] "
[Bug c++/103824] New: Enum class shadowed by class member in using-enum-declaration
2021-12-24 21:27 UTC (2+ messages)
` [Bug c++/103824] "
[Bug tree-optimization/84214] recip and slp passes conflict
2021-12-24 21:25 UTC
[Bug tree-optimization/84083] [missed optimization] loop-invariant strlen() not hoisted out of loop
2021-12-24 21:20 UTC
[Bug c++/61562] New: Compiler crash when combining -Wstrict-overflow=4 -O2
2021-12-24 21:08 UTC (2+ messages)
` [Bug middle-end/61562] "
[Bug target/55277] New: [4.6/4.7/4.8 regression] ICE in assign_by_spills, at lra-assigns.c:1217
2021-12-24 21:02 UTC (2+ messages)
` [Bug target/55277] [4.8 "
[Bug middle-end/32647] spill failures with hard-register variable
2021-12-24 21:02 UTC
[Bug middle-end/35696] Segmentation fault
2021-12-24 20:57 UTC
[Bug c/100854] New: TS 18661-3 and backwards-incompatible setting of __FLT_EVAL_METHOD__
2021-12-24 17:16 UTC (4+ messages)
` [Bug c/100854] "
[Bug target/95046] New: Vectorize V2SFmode operations
2021-12-24 16:10 UTC (2+ messages)
` [Bug target/95046] "
[Bug tree-optimization/103797] New: Clang vectorized LightPixel while GCC does not
2021-12-24 16:10 UTC (4+ messages)
` [Bug tree-optimization/103797] "
[Bug lto/103823] New: g++.dg/torture/pr31863.C fails on darwin with "using serial compilation of 2 LTRANS jobs"
2021-12-24 14:47 UTC (5+ messages)
` [Bug lto/103823] "
` [Bug testsuite/103823] "
[Bug c++/99936] New: FAIL: g++.dg/modules/xtreme-header* on Darwin
2021-12-24 14:14 UTC (5+ messages)
` [Bug c++/99936] [modules] "
[Bug bootstrap/53607] New: opt-functions.awk --> "awk: There is a regular expression error."
2021-12-24 14:12 UTC (2+ messages)
` [Bug bootstrap/53607] "
[Bug other/78766] GCC Awk scripts use the non-POSIX /^{/ regex
2021-12-24 14:12 UTC (2+ messages)
[Bug testsuite/80552] Make consecutive relative line numbers more maintainable
2021-12-24 14:04 UTC
[Bug hsa/86948] Internal compiler error compiling brig.dg/test/gimple/mulhi.hsail
2021-12-24 14:01 UTC (3+ messages)
[Bug lto/58203] New: memset/memcpy are discarded with -flto
2021-12-24 12:51 UTC (4+ messages)
` [Bug lto/58203] "
[Bug c++/65199] New: Linker failure with -flto
2021-12-24 12:51 UTC (2+ messages)
` [Bug lto/65199] "
[Bug other/48983] New: No diagnostic message about no space left on device with LTO
2021-12-24 12:30 UTC (2+ messages)
` [Bug lto/48983] "
[Bug lto/50666] New: bad error reporting for TMPDIR full
2021-12-24 12:30 UTC (2+ messages)
` [Bug lto/50666] "
[Bug lto/85047] cdd2a01 (and others) FAIL with -flto (VLA type in struct causes issues)
2021-12-24 12:08 UTC (2+ messages)
[Bug lto/87499] VLA in struct, nested functions and LTO
2021-12-24 12:05 UTC
[Bug lto/50676] New: Partitioning may fail with presence of static variables referring to function labels
2021-12-24 11:57 UTC (3+ messages)
` [Bug lto/50676] "
[Bug lto/83375] partitioner partitions static arrays with label references
2021-12-24 11:57 UTC
[Bug lto/94150] New: Improve LTO diagnosis for LTO triggered warnings/error: print source.o or source.a(lib.o) when printing location
2021-12-24 11:51 UTC (4+ messages)
` [Bug lto/94150] "
[Bug lto/96969] New: ODR violations do not list the translation unit
2021-12-24 11:50 UTC (2+ messages)
` [Bug lto/96969] "
[Bug lto/86490] lto1: fatal error: multiple prevailing defs
2021-12-24 11:43 UTC
[Bug lto/67357] New: -Wodr warnings from types in anonymous namespace
2021-12-24 11:14 UTC (2+ messages)
` [Bug lto/67357] "
[Bug lto/61052] New: g++ generated code segfaults when using LTO together with "extern template", non-LTO compiled files, and gold linker
2021-12-24 11:05 UTC (2+ messages)
` [Bug lto/61052] "
[Bug lto/43581] exception handling broken across shared libraries with -fuse-linker-plugin
2021-12-24 10:59 UTC
[Bug lto/61192] New: Conflict between register and function name for lto on sparc
2021-12-24 10:34 UTC (3+ messages)
` [Bug middle-end/61192] "
` [Bug middle-end/61192] Conflict between global register and function name
[Bug c/100888] New: ICE: symtab_node::verify failed, symtab_node::verify()
2021-12-24 10:34 UTC (2+ messages)
` [Bug ipa/100888] "
[Bug libbacktrace/103822] New: libbacktrace make check fails with GNU Make 3.81
2021-12-24 10:13 UTC (2+ messages)
` [Bug libbacktrace/103822] "
[Bug lto/63997] New: gcc.dg/lto/pr61526 failing on darwin
2021-12-24 9:34 UTC (3+ messages)
` [Bug testsuite/63997] "
[Bug lto/52722] New: ICE in lto_output_varpool_node
2021-12-24 9:00 UTC (2+ messages)
` [Bug lto/52722] "
[Bug lto/52634] New: multiple definition error when using alias
2021-12-24 8:59 UTC (2+ messages)
` [Bug lto/52634] "
[Bug driver/81829] [7 Regression] /usr/bin/gcc-{ar,nm,ranlib} segfault without arguments
2021-12-24 8:48 UTC
[Bug lto/80717] LTO wrappers segfault if run with absolute path
2021-12-24 8:48 UTC
[Bug lto/47334] New: g++.dg/torture/pr31863.C -O2 -flto FAILs without visibility
2021-12-24 8:36 UTC (2+ messages)
` [Bug middle-end/47334] "
[Bug lto/60395] New: LTO link fails when -fno-builtin is specified
2021-12-24 8:26 UTC (2+ messages)
` [Bug lto/60395] "
[Bug c/66784] New: no symbol emitted for builtin with lto
2021-12-24 8:20 UTC (2+ messages)
` [Bug lto/66784] "
[Bug lto/66815] New: Segfault with -lto and libitm
2021-12-24 8:05 UTC (3+ messages)
` [Bug ipa/66815] lto and libitm are not compatible, tm_clone_table is not outputed in the final binary
[Bug tree-optimization/38943] Optimization removes trapping instruction
2021-12-24 4:48 UTC
[Bug testsuite/82390] gcc.dg/torture tests run with same optimization level
2021-12-24 4:31 UTC
[Bug target/60480] New: gcc 4.8.2 fails to do optimization on global register variables when compiling on x86_64 Linux
2021-12-24 4:22 UTC (2+ messages)
` [Bug target/60480] "
[Bug c/50135] New: Loop optimization
2021-12-24 4:14 UTC (2+ messages)
` [Bug target/50135] "
[Bug lto/53777] New: [lto] lto does not propagate optimization flags from command lines given at "compilation time"
2021-12-24 4:12 UTC (2+ messages)
` [Bug lto/53777] "
[Bug tree-optimization/39094] loop_niter_by_eval should deal with &a[i_1]
2021-12-23 23:44 UTC
[Bug fortran/102595] New: ICE in var_element, at fortran/decl.c:298
2021-12-23 23:20 UTC (4+ messages)
` [Bug fortran/102595] ICE in var_element, at fortran/decl.c:298 since r10-5607-gde89b5748d68b76b
[Bug middle-end/80929] [9/10/11/12 Regression] Division with constant no more optimized to mult highpart
2021-12-23 22:35 UTC
[Bug rtl-optimization/99620] New: Subtract with borrow (SBB) missed optimization
2021-12-23 21:53 UTC (2+ messages)
` [Bug tree-optimization/99620] "
[Bug rtl-optimization/99548] New: Help me! Lost the fight against the compiler
2021-12-23 21:45 UTC (2+ messages)
` [Bug target/99548] "
[Bug c++/99539] New: Varargs are allowed in requires expression
2021-12-23 21:41 UTC (2+ messages)
` [Bug c++/99539] "
[Bug target/99551] New: aarch64: csel is used for cold scalar computation which affects performance
2021-12-23 21:31 UTC (2+ messages)
` [Bug rtl-optimization/99551] "
[Bug c++/99228] New: blend/shuffle
2021-12-23 21:27 UTC (2+ messages)
` [Bug target/99228] blend/shuffle
[Bug bootstrap/103820] New: [12 Regression] i686 failed to bootstrap with ada by r12-6077
2021-12-23 21:25 UTC (6+ messages)
` [Bug bootstrap/103820] "
[Bug target/98977] New: [x86] Failure to optimize consecutive sub flags usage
2021-12-23 21:16 UTC (3+ messages)
` [Bug target/98977] "
` [Bug rtl-optimization/98977] "
[Bug tree-optimization/103821] New: [12 Regression] huge compile time (jump threading) at -O3 for simple code
2021-12-23 20:14 UTC (3+ messages)
` [Bug tree-optimization/103821] "
[Bug c/103818] New: ICE: in insert, at ipa-modref-tree.c:591
2021-12-23 19:52 UTC (2+ messages)
` [Bug ipa/103818] [12 Regression] "
[Bug ipa/103819] New: [12 Regression] ICE in redirect_callee, at cgraph.c:1389 with __attribute__((flatten)) and -O2
2021-12-23 19:50 UTC (3+ messages)
` [Bug ipa/103819] "
` [Bug ipa/103819] [10/11/12 "
[Bug c/103815] New: Misoptimization of a bounded do/while loop
2021-12-23 19:08 UTC (2+ messages)
` [Bug c/103815] "
[Bug bootstrap/103817] New: Bootstrap broken on x86_64-apple-darwin21
2021-12-23 15:27 UTC (2+ messages)
` [Bug bootstrap/103817] "
[Bug c/103816] New: ICE: in vect_build_slp_tree_2, at tree-vect-slp.c:1748
2021-12-23 14:54 UTC (2+ messages)
` [Bug tree-optimization/103816] [12 Regression] ICE: in vect_build_slp_tree_2, at tree-vect-slp.c:1748 since r12-1551-g3dfa4fe9f1a089b2
[Bug c++/52830] New: ICE: "canonical types differ for identity types ..." when attempting SFINAE with member type
2021-12-23 14:04 UTC (2+ messages)
` [Bug c++/52830] ICE: "canonical types differ for identical "
[Bug middle-end/57955] New: Uniquization of constants breaks constant alignment
2021-12-23 13:55 UTC (3+ messages)
` [Bug middle-end/57955] [9/10/11/12 Regression] Uniquization of constants reduces alignment of initializers
[Bug ada/79724] GNAT tools do not respect --program-suffix and --program-prefix
2021-12-23 13:52 UTC (4+ messages)
[Bug middle-end/48110] New: __attribute__ ((optimize(...))) version of -Ofast
2021-12-23 13:20 UTC (2+ messages)
` [Bug c/48110] "fast" and "g" should be aliases of "Ofast" and "Og" inside optimize attribute
[Bug c++/103809] New: spurious reporting of structure redefinition
2021-12-23 12:55 UTC (2+ messages)
` [Bug c++/103809] wrong reporting of (template) struct redefinition when doing a more constrained template outside of the namespace
[Bug c++/92944] [concepts] redefinition error when using constrained structure template inside namespace
2021-12-23 12:55 UTC
[Bug target/103773] New: wrong code at -Oz due to sign extension
2021-12-23 12:36 UTC (2+ messages)
` [Bug target/103773] "
[Bug c++/98662] New: checking ICE in friend_accessible_p since r227023
2021-12-23 11:59 UTC (3+ messages)
` [Bug c++/98662] "
[Bug tree-optimization/98552] New: Make more use of __builtin_undefined for assuring that variables do not change
2021-12-23 9:51 UTC (2+ messages)
` [Bug tree-optimization/98552] "
[Bug tree-optimization/98598] New: Missed opportunity to optimize dependent loads in loops
2021-12-23 9:49 UTC (2+ messages)
` [Bug tree-optimization/98598] "
[Bug c++/91008] error redeclaring the same type involving a non-type template argument
2021-12-23 9:40 UTC
[Bug c++/98523] New: Bug with class static definition and non-type template parameters
2021-12-23 9:29 UTC (2+ messages)
` [Bug c++/98523] "
[Bug c++/98450] New: Inconsistent Wunused-variable warning for std::array
2021-12-23 9:26 UTC (2+ messages)
` [Bug c++/98450] "
[Bug c++/102221] New: Missed optimizations for algorithms over std::unique_ptr
2021-12-23 9:18 UTC (2+ messages)
` [Bug libstdc++/102221] "
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