1 // RUN: %clang_cc1 %s -verify -fsyntax-only -pedantic 2 // Check that we don't crash trying to emit warnings in a potentially-evaluated 3 // sizeof or typeof. (This test needs to be in a separate file because we use 4 // a different codepath when we have already emitted an error.) 5 6 int PotentiallyEvaluatedSizeofWarn(int n) { 7 return (int)sizeof *(0 << 32,(int(*)[n])0); // expected-warning {{expression result unused}} expected-warning {{shift count >= width of type}} 8 } 9 10 void PotentiallyEvaluatedTypeofWarn(int n) { 11 __typeof(*(0 << 32,(int(*)[n])0)) x; // expected-warning {{expression result unused}} expected-warning {{shift count >= width of type}} 12 (void)x; 13 } 14 15 void PotentiallyEvaluatedArrayBoundWarn(int n) { 16 (void)*(int(*)[(0 << 32,n)])0; // FIXME: We should warn here. 17 } 18
