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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/abi/layout2.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/g++.dg/abi/layout2.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/abi/layout2.C | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/abi/layout2.C b/gcc-4.9/gcc/testsuite/g++.dg/abi/layout2.C new file mode 100644 index 000000000..fb4e1e5d9 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/abi/layout2.C @@ -0,0 +1,33 @@ +// Red Hat bugzilla 65210 +// { dg-do run } + +struct A { + int a; +}; + +struct B : public virtual A {}; + +struct C { + long double c; +}; + +struct D : public virtual C { + int d; +}; + +struct E : public B, public D { + int e; +}; + +E e; + +/* The layout of E should begin with the B-in-E vtable pointer, followed by + the D-in-E vtable pointer. The bug was that we used to pad out the D + fields for long double alignment. */ + +int main () +{ + D* dp = &e; + unsigned long d_offset = ((char*)dp) - ((char*) &e); + return (d_offset != sizeof(void *)); +} |