From d559a7f87cb243acc9f80c716f3648186e2fe01f Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Wed, 12 Jan 2011 15:21:59 +0000 Subject: re PR lto/47259 (LTO and global register variable) 2011-01-12 Richard Guenther PR lto/47259 * gcc.dg/lto/pr47259_0.c: New testcase. * gcc.dg/lto/pr47259_1.c: Likewise. From-SVN: r168715 --- gcc/testsuite/ChangeLog | 6 ++++++ gcc/testsuite/gcc.dg/lto/pr47259_0.c | 13 +++++++++++++ gcc/testsuite/gcc.dg/lto/pr47259_1.c | 9 +++++++++ 3 files changed, 28 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/lto/pr47259_0.c create mode 100644 gcc/testsuite/gcc.dg/lto/pr47259_1.c (limited to 'gcc') diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 78dbf6e..451d643 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2011-01-12 Richard Guenther + + PR lto/47259 + * gcc.dg/lto/pr47259_0.c: New testcase. + * gcc.dg/lto/pr47259_1.c: Likewise. + 2011-01-12 Iain Sandoe * objc-obj-c++-shared/Object1.h: Add copyright header, update diff --git a/gcc/testsuite/gcc.dg/lto/pr47259_0.c b/gcc/testsuite/gcc.dg/lto/pr47259_0.c new file mode 100644 index 0000000..b959478 --- /dev/null +++ b/gcc/testsuite/gcc.dg/lto/pr47259_0.c @@ -0,0 +1,13 @@ +/* { dg-lto-do link } */ +/* { dg-skip-if "" { ! { x86_64-*-* } } { "*" } { "" } } */ +/* { dg-lto-options { { -O2 -flto -w } } } */ +/* { dg-require-effective-target lp64 } */ + +register int r asm("esi"); + +void foo(void) +{ + if (r) + __asm__("sar\t%0" : "+r" (r)); + __asm__("sar\t%0" : "+r" (r)); +} diff --git a/gcc/testsuite/gcc.dg/lto/pr47259_1.c b/gcc/testsuite/gcc.dg/lto/pr47259_1.c new file mode 100644 index 0000000..03bf894 --- /dev/null +++ b/gcc/testsuite/gcc.dg/lto/pr47259_1.c @@ -0,0 +1,9 @@ +/* { dg-options "-fno-lto" } */ + +extern void foo(void); + +int main(void) +{ + foo(); + return 0; +} -- cgit v1.1