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re PR ipa/61144 (Invalid optimizations for extern vars with local weak definitions)

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PR ipa/61144
	* gcc.dg/tree-ssa/pr61144.c: New testcase.

From-SVN: r215897
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Jan Hubicka 2014-10-05 06:56:14 +02:00 committed by Jan Hubicka
parent dc89806877
commit 2add94cd44
2 changed files with 12 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2014-10-04 Jan Hubicka <hubicka@ucw.cz>
PR ipa/61144
* gcc.dg/tree-ssa/pr61144.c: New testcase.
2014-10-04 Jan Hubicka <hubicka@ucw.cz>
* g++.dg/ipa/devirt-46.C: New testcase.

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gcc/testsuite/gcc.dg/tree-ssa/pr61144.c Normal file
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/* { dg-do compile } */
/* { dg-require-weak "" } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
static int dummy = 0;
extern int foo __attribute__((__weak__, __alias__("dummy")));
int bar() { if (foo) return 1; return 0; }
/* { dg-final { scan-tree-dump-not "return 0" "optimized"} } */