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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/g++.dg/ipa/devirt-c-3.C | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-c-3.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-c-3.C | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-c-3.C b/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-c-3.C new file mode 100644 index 0000000..c8791f7 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-c-3.C @@ -0,0 +1,80 @@ +/* Verify that ipa-cp correctly detects the dynamic type of an object + under construction when doing devirtualization. */ +/* { dg-do run } */ +/* { dg-options "-O3 -fno-inline" } */ + +extern "C" void abort (void); + +class Distraction +{ +public: + float f; + double d; + Distraction () + { + f = 8.3; + d = 10.2; + } + virtual float bar (float z); +}; + +class A +{ +public: + int data; + A(); + virtual int foo (int i); +}; + +class B : public Distraction, public A +{ +public: + virtual int foo (int i); +}; + +float Distraction::bar (float z) +{ + f += z; + return f/2; +} + +int A::foo (int i) +{ + return i + 1; +} + +int B::foo (int i) +{ + return i + 2; +} + +int __attribute__ ((noinline,noclone)) get_input(void) +{ + return 1; +} + +static int __attribute__ ((noinline)) +middleman (class A *obj, int i) +{ + return obj->foo (i); +} + +inline __attribute__ ((always_inline)) A::A() +{ + if (middleman (this, get_input ()) != 2) + abort (); +} + +static void bah () +{ + class B b; +} + +int main (int argc, char *argv[]) +{ + int i; + + for (i = 0; i < 10; i++) + bah (); + return 0; +} |