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18 lines
782 B
18 lines
782 B
// RUN: %clang_cc1 %s -verify -fsyntax-only -pedantic
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// Check that we don't crash trying to emit warnings in a potentially-evaluated
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// sizeof or typeof. (This test needs to be in a separate file because we use
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// a different codepath when we have already emitted an error.)
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int PotentiallyEvaluatedSizeofWarn(int n) {
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return (int)sizeof *(0 << 32,(int(*)[n])0); // expected-warning {{expression result unused}} expected-warning {{shift count >= width of type}}
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}
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void PotentiallyEvaluatedTypeofWarn(int n) {
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__typeof(*(0 << 32,(int(*)[n])0)) x; // expected-warning {{expression result unused}} expected-warning {{shift count >= width of type}}
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(void)x;
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}
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void PotentiallyEvaluatedArrayBoundWarn(int n) {
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(void)*(int(*)[(0 << 32,n)])0; // FIXME: We should warn here.
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}
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