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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/ext/dllimport3.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/ext/dllimport3.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/ext/dllimport3.C | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/ext/dllimport3.C b/gcc-4.9/gcc/testsuite/g++.dg/ext/dllimport3.C new file mode 100644 index 000000000..6538232f7 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/ext/dllimport3.C @@ -0,0 +1,24 @@ +// { dg-do compile { target i?86-*-cygwin* i?86-*-mingw* x86_64-*-mingw* } } + +// PR 10148 Dllimport attribute of object is overriden by later +// redefinition without attribute. + +struct Foo +{ + int a; +}; + + __attribute__((dllimport)) struct Foo f; + +void Bar(void) +{ + void* dummy = (void*) &f; +} + +struct Foo f; // { dg-warning "referenced with dll linkage" } + +// Dllimport'd symbols do not have a constant address, so following +// assignment would require static_initialization_and_destruction +// if attribute is retained. + +void* dummy = &f; |