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-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/opt/pr18084-1.C | 32 |
2 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 3255d47..aa3247e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2004-10-30 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/18084 + * g++.dg/opt/pr18084-1.C: New testcase. + 2004-10-30 Matt Austern <austern@apple.com> PR c++/17542 diff --git a/gcc/testsuite/g++.dg/opt/pr18084-1.C b/gcc/testsuite/g++.dg/opt/pr18084-1.C new file mode 100644 index 0000000..bf62a7b --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/pr18084-1.C @@ -0,0 +1,32 @@ +// { dg-do run } +// { dg-options "-O3" } + +extern "C" void abort (void); + +struct X { + bool init; + void foo() { if (!init) init = true; } + void bar() { foo(); } + +}; + +typedef unsigned long long int uint64_t; +uint64_t mask1, mask2; + +uint64_t calc() { + return mask1 & mask2; +} + +int main() +{ + mask1 = 0x00000000FFFFFFFFull; + mask2 = 0x000000000000FFFFull; + uint64_t value = calc(); + + X().bar(); + + if(value != calc()) + abort (); + return 0; +} + |