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author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
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committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/Sema/bitfield-promote.c | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/Sema/bitfield-promote.c')
-rw-r--r-- | clang/test/Sema/bitfield-promote.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/clang/test/Sema/bitfield-promote.c b/clang/test/Sema/bitfield-promote.c new file mode 100644 index 0000000..4d14ad1 --- /dev/null +++ b/clang/test/Sema/bitfield-promote.c @@ -0,0 +1,34 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s +struct {unsigned x : 2;} x; +__typeof__((x.x+=1)+1) y; +__typeof__(x.x<<1) y; +int y; + + +struct { int x : 8; } x1; +long long y1; +__typeof__(((long long)x1.x + 1)) y1; + + +// Check for extensions: variously sized unsigned bit-fields fitting +// into a signed int promote to signed int. +enum E { ec1, ec2, ec3 }; +struct S { + enum E e : 2; + unsigned short us : 4; + unsigned long long ul1 : 8; + unsigned long long ul2 : 50; +} s; + +__typeof(s.e + s.e) x_e; +int x_e; + +__typeof(s.us + s.us) x_us; +int x_us; + +__typeof(s.ul1 + s.ul1) x_ul1; +int x_ul1; + +__typeof(s.ul2 + s.ul2) x_ul2; +unsigned long long x_ul2; + |