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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c b/gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c new file mode 100644 index 000000000..a8aee43fb --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/pr50078.c @@ -0,0 +1,14 @@ +/* PR tree-optimization/50078 */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +unsigned nonvolvar[2]; + +void +test (int arg) +{ + unsigned v = *(volatile unsigned *) (&nonvolvar[arg]); + *(volatile unsigned *) (&nonvolvar[arg]) = v; +} + +/* { dg-final { scan-assembler-times "movl\[^\n\r\]*nonvolvar" 2 { target { { i?86-*-* x86_64-*-* } && nonpic } } } } */ |