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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/Analysis/bool-assignment2.c | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/Analysis/bool-assignment2.c')
-rw-r--r-- | clang/test/Analysis/bool-assignment2.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/clang/test/Analysis/bool-assignment2.c b/clang/test/Analysis/bool-assignment2.c new file mode 100644 index 0000000..9de26cf --- /dev/null +++ b/clang/test/Analysis/bool-assignment2.c @@ -0,0 +1,35 @@ +// RUN: %clang_cc1 -std=c99 -analyze -analyzer-checker=core,experimental.core.BoolAssignment -analyzer-store=region -verify %s + +// Test stdbool.h's _Bool + +// Prior to C99, stdbool.h uses this typedef, but even in ANSI C mode, _Bool +// appears to be defined. + +// #if __STDC_VERSION__ < 199901L +// typedef int _Bool; +// #endif + +void test_stdbool_initialization(int y) { + if (y < 0) { + _Bool x = y; // expected-warning {{Assignment of a non-Boolean value}} + return; + } + if (y > 1) { + _Bool x = y; // expected-warning {{Assignment of a non-Boolean value}} + return; + } + _Bool x = y; // no-warning +} + +void test_stdbool_assignment(int y) { + _Bool x = 0; // no-warning + if (y < 0) { + x = y; // expected-warning {{Assignment of a non-Boolean value}} + return; + } + if (y > 1) { + x = y; // expected-warning {{Assignment of a non-Boolean value}} + return; + } + x = y; // no-warning +} |