diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-04-16 16:02:28 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-04-16 16:02:28 +0000 |
| commit | 7442d6faa2719e4e7d33a7021c406c5a4facd74d (patch) | |
| tree | c72b9241553fc9966179aba84f90f17bfa9235c3 /test/Sema/const-eval.c | |
| parent | b52119637f743680a99710ce5fdb6646da2772af (diff) | |
| download | src-7442d6faa2719e4e7d33a7021c406c5a4facd74d.tar.gz src-7442d6faa2719e4e7d33a7021c406c5a4facd74d.zip | |
Vendor import of clang trunk r300422:vendor/clang/clang-trunk-r300422
Notes
Notes:
svn path=/vendor/clang/dist/; revision=317019
svn path=/vendor/clang/clang-trunk-r300422/; revision=317020; tag=vendor/clang/clang-trunk-r300422
Diffstat (limited to 'test/Sema/const-eval.c')
| -rw-r--r-- | test/Sema/const-eval.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/test/Sema/const-eval.c b/test/Sema/const-eval.c index bfb58bc573e1..1b0a325dd188 100644 --- a/test/Sema/const-eval.c +++ b/test/Sema/const-eval.c @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 -fsyntax-only -verify -triple i686-linux %s -Wno-tautological-pointer-compare +// RUN: %clang_cc1 -fsyntax-only -verify -triple x86_64-linux %s -Wno-tautological-pointer-compare #define EVAL_EXPR(testno, expr) int test##testno = sizeof(struct{char qq[expr];}); int x; @@ -126,7 +126,7 @@ EVAL_EXPR(48, &x != &x - 1 ? 1 : -1) EVAL_EXPR(49, &x < &x - 100 ? 1 : -1) // expected-error {{must have a constant size}} extern struct Test50S Test50; -EVAL_EXPR(50, &Test50 < (struct Test50S*)((unsigned)&Test50 + 10)) // expected-error {{must have a constant size}} +EVAL_EXPR(50, &Test50 < (struct Test50S*)((unsigned long)&Test50 + 10)) // expected-error {{must have a constant size}} // <rdar://problem/11874571> EVAL_EXPR(51, 0 != (float)1e99) @@ -137,3 +137,10 @@ void PR21945() { int i = (({}), 0l); } void PR24622(); struct PR24622 {} pr24622; EVAL_EXPR(52, &pr24622 == (void *)&PR24622); // expected-error {{must have a constant size}} + +// We evaluate these by providing 2s' complement semantics in constant +// expressions, like we do for integers. +void *PR28739a = (__int128)(unsigned long)-1 + &PR28739a; +void *PR28739b = &PR28739b + (__int128)(unsigned long)-1; +__int128 PR28739c = (&PR28739c + (__int128)(unsigned long)-1) - &PR28739c; +void *PR28739d = &(&PR28739d)[(__int128)(unsigned long)-1]; |