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[Bug middle-end/19551] [3.4/4.0 Regression] pure (complex types) function call removed as dead (LAPACK routine claic1.f bug)
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Jan 2005 09:11:10 -0000
- Subject: [Bug middle-end/19551] [3.4/4.0 Regression] pure (complex types) function call removed as dead (LAPACK routine claic1.f bug)
- References: <20050120222246.19551.billingd@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-01-24 09:11 -------
Subject: Bug 19551
CVSROOT: /cvs/gcc
Module name: gcc
Branch: gcc-3_4-branch
Changes by: jakub@gcc.gnu.org 2005-01-24 09:10:53
Modified files:
gcc : ChangeLog flow.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: 20050121-1.c
Log message:
* flow.c (propagate_one_insn): Formatting.
PR middle-end/19551
* flow.c (libcall_dead_p): Be more conservative if unsure.
If there are any instructions between insn and call, see if they are
all dead before saying the libcall is dead.
* gcc.c-torture/execute/20050121-1.c: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=2.2326.2.780&r2=2.2326.2.781
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/flow.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.572.4.3&r2=1.572.4.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.3389.2.351&r2=1.3389.2.352
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=NONE&r2=1.1.2.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19551