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From: "dimhen at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug bootstrap/62005] New: [4.10 regression] with --enable-checking=rtl : loop-unroll.c:2095:10: error: function may return address of local variable
Date: Mon, 04 Aug 2014 09:13:00 -0000 [thread overview]
Message-ID: <bug-62005-4@http.gcc.gnu.org/bugzilla/> (raw)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62005
Bug ID: 62005
Summary: [4.10 regression] with --enable-checking=rtl :
loop-unroll.c:2095:10: error: function may return
address of local variable
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: dimhen at gmail dot com
r213523, r213529 FAIL
r213316 PASS
~/src/gcc_r213529/configure --enable-checking=rtl
make
[...]
make[3]: Entering directory `/home/dimhen/build/gcc_r213529_rtl/gcc'
/home/dimhen/build/gcc_r213529_rtl/./prev-gcc/xg++
-B/home/dimhen/build/gcc_r213529_rtl/./prev-gcc/
-B/usr/local/x86_64-unknown-linux-gnu/bin/ -nostdinc++
-B/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs
-B/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-I/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu
-I/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/include
-I/home/dimhen/src/gcc_r213529/libstdc++-v3/libsupc++
-L/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs
-L/home/dimhen/build/gcc_r213529_rtl/prev-x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-c -g -O2 -gtoggle -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror
-DHAVE_CONFIG_H -I. -I. -I/home/dimhen/src/gcc_r213529/gcc
-I/home/dimhen/src/gcc_r213529/gcc/.
-I/home/dimhen/src/gcc_r213529/gcc/../include
-I/home/dimhen/src/gcc_r213529/gcc/../libcpp/include
-I/home/dimhen/build/gcc_r213529_rtl/./gmp -I/home/dimhen/src/gcc_r213529/gmp
-I/home/dimhen/build/gcc_r213529_rtl/./mpfr -I/home/dimhen/src/gcc_r213529/mpfr
-I/home/dimhen/src/gcc_r213529/mpc/src
-I/home/dimhen/src/gcc_r213529/gcc/../libdecnumber
-I/home/dimhen/src/gcc_r213529/gcc/../libdecnumber/bid -I../libdecnumber
-I/home/dimhen/src/gcc_r213529/gcc/../libbacktrace -DCLOOG_INT_GMP
-I/home/dimhen/build/gcc_r213529_rtl/./cloog/include
-I/home/dimhen/src/gcc_r213529/cloog/include
-I/home/dimhen/build/gcc_r213529_rtl/./isl/include
-I/home/dimhen/src/gcc_r213529/isl/include -o loop-unroll.o -MT loop-unroll.o
-MMD -MP -MF ./.deps/loop-unroll.TPo
/home/dimhen/src/gcc_r213529/gcc/loop-unroll.c
/home/dimhen/src/gcc_r213529/gcc/loop-unroll.c: In function 'rtx_def**
get_ivts_expr(rtx, iv_to_split*)':
/home/dimhen/src/gcc_r213529/gcc/loop-unroll.c:2095:10: error: function may
return address of local variable [-Werror=return-local-addr]
return ret;
^
/home/dimhen/src/gcc_r213529/gcc/loop-unroll.c:2087:20: note: declared here
get_ivts_expr (rtx expr, struct iv_to_split *ivts)
^
cc1plus: all warnings being treated as errors
make[3]: *** [loop-unroll.o] Error 1
make[3]: Leaving directory `/home/dimhen/build/gcc_r213529_rtl/gcc'
next reply other threads:[~2014-08-04 9:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-04 9:13 dimhen at gmail dot com [this message]
2014-08-04 9:53 ` [Bug bootstrap/62005] " rguenth at gcc dot gnu.org
2014-08-04 10:24 ` glisse at gcc dot gnu.org
2014-08-04 18:47 ` jakub at gcc dot gnu.org
2014-08-04 18:55 ` glisse at gcc dot gnu.org
2014-08-04 20:12 ` glisse at gcc dot gnu.org
2014-08-05 9:08 ` jakub at gcc dot gnu.org
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