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From: "fxcoudert at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/63891] New: [5.0 regression] Failure of darwin-weakimport-3.c Date: Sat, 15 Nov 2014 15:36:00 -0000 [thread overview] Message-ID: <bug-63891-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63891 Bug ID: 63891 Summary: [5.0 regression] Failure of darwin-weakimport-3.c Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: fxcoudert at gcc dot gnu.org Current trunk shows runtime failure for gcc.dg/darwin-weakimport-3.c on x86_64-apple-darwin14 with -m32. The difference in the assembler between the 4.9.2 compiler (good) and the trunk compiler (bad, revision 217599) is: $ diff -pu good-49.s bad-trunk.s --- good-49.s 2014-11-15 16:33:50.000000000 +0100 +++ bad-trunk.s 2014-11-15 16:33:30.000000000 +0100 @@ -3,6 +3,15 @@ _foo: pushl %ebp movl %esp, %ebp + call ___x86.get_pc_thunk.ax +L1$pb: + nop popl %ebp ret + .section __TEXT,__textcoal_nt,coalesced,pure_instructions + .weak_definition ___x86.get_pc_thunk.ax + .private_extern ___x86.get_pc_thunk.ax +___x86.get_pc_thunk.ax: + movl (%esp), %eax + ret .subsections_via_symbols The presence of the line with "coalesced" makes the test fail.
next reply other threads:[~2014-11-15 15:36 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-11-15 15:36 fxcoudert at gcc dot gnu.org [this message] 2014-11-15 15:38 ` [Bug target/63891] " fxcoudert at gcc dot gnu.org 2014-11-15 15:49 ` iains at gcc dot gnu.org 2014-11-15 15:59 ` dominiq at lps dot ens.fr 2014-11-15 16:28 ` fxcoudert at gcc dot gnu.org 2014-11-15 16:31 ` dominiq at lps dot ens.fr 2014-11-17 9:32 ` rguenth at gcc dot gnu.org 2014-12-10 15:27 ` [Bug target/63891] [5 " rguenth at gcc dot gnu.org 2014-12-10 15:32 ` dominiq at lps dot ens.fr 2015-02-18 20:49 ` law at redhat dot com 2015-04-22 12:00 ` [Bug target/63891] [5/6 " jakub at gcc dot gnu.org 2015-07-16 9:18 ` rguenth at gcc dot gnu.org
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