зеркало из https://github.com/microsoft/clang.git
22 строки
1.1 KiB
C
22 строки
1.1 KiB
C
// RUN: %clang_cc1 -analyze -analyzer-store=region -analyzer-constraints=range -fblocks -analyzer-opt-analyze-nested-blocks -analyzer-checker=core,deadcode.IdempotentOperations -analyzer-max-loop 3 -verify %s
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// RUN: %clang_cc1 -analyze -analyzer-store=region -analyzer-constraints=range -fblocks -analyzer-opt-analyze-nested-blocks -analyzer-checker=core,deadcode.IdempotentOperations -analyzer-max-loop 4 -verify %s
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// RUN: %clang_cc1 -analyze -analyzer-store=region -analyzer-constraints=range -fblocks -analyzer-opt-analyze-nested-blocks -analyzer-checker=core,deadcode.IdempotentOperations %s -verify
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void always_warning() { int *p = 0; *p = 0xDEADBEEF; } // expected-warning{{Dereference of null pointer (loaded from variable 'p')}}
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// This test case previously caused a bogus idempotent operation warning
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// due to us not properly culling warnings due to incomplete analysis of loops.
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int pr8403()
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{
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int i;
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for(i=0; i<10; i++)
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{
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int j;
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for(j=0; j+1<i; j++)
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{
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}
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}
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return 0;
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}
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