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| author | Kenneth Zadeck <zadeck@gcc.gnu.org> | 2008-05-10 20:28:19 +0000 |
|---|---|---|
| committer | Kenneth Zadeck <zadeck@gcc.gnu.org> | 2008-05-10 20:28:19 +0000 |
| commit | 4e00d96036348f05c40cad08f7baf2fcfb1cf33c (patch) | |
| tree | 1bc7539c1c3b838a808fd12973f32dba87477c89 /gcc | |
| parent | 6e90dc6b64630fd7485eff318a24531a49654daf (diff) | |
| download | gcc-4e00d96036348f05c40cad08f7baf2fcfb1cf33c.zip gcc-4e00d96036348f05c40cad08f7baf2fcfb1cf33c.tar.gz gcc-4e00d96036348f05c40cad08f7baf2fcfb1cf33c.tar.bz2 | |
re PR c++/36185 (wrong code with -O2 -fgcse-sm)
2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
* gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/36185
* g++.dg/opt/pr36185.C
From-SVN: r135159
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/gcse.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/opt/pr36185.C | 24 |
4 files changed, 37 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b6b7521..c010057 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com> + + * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P. + 2008-05-10 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (bdesc_ptest): Removed. @@ -5987,7 +5987,7 @@ store_killed_in_insn (const_rtx x, const_rtx x_regs, const_rtx insn, int after) { /* A normal or pure call might read from pattern, but a const call will not. */ - if (RTL_CONST_CALL_P (insn)) + if (!RTL_CONST_CALL_P (insn)) return true; /* But even a const call reads its parameters. Check whether the diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 395a041..06bfdf4 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,9 +1,17 @@ +<<<<<<< .mine +2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com> + + PR rtl-optimization/36185 + * g++.dg/opt/pr36185.C + +======= 2008-05-10 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> * write_to_null.f90: Rename to write_to_null.F90. * write_to_null.F90: On Windows, "nul" is the equivalent of the Unix /dev/null. +>>>>>>> .r135158 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com> PR rtl-optimization/33642 diff --git a/gcc/testsuite/g++.dg/opt/pr36185.C b/gcc/testsuite/g++.dg/opt/pr36185.C new file mode 100644 index 0000000..2ffa52f --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/pr36185.C @@ -0,0 +1,24 @@ +// PR rtl-optimization/36185 +// { dg-do run } +// { dg-options "-O2 -fgcse-sm" } + +struct Base { + virtual ~Base() {} + virtual void f() = 0; +}; +struct Derived : Base { + Derived(); + virtual void f() {} +}; +struct Foo { + Foo(Base&); +}; +Derived::Derived() { + Foo foo(*this); +} +Foo::Foo(Base& base) { + base.f(); +} +int main() { + Derived d; +} |