15 lines · c
1// RUN: %clang_cc1 -fsyntax-only -verify -Wsign-conversion %s2// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify -Wsign-conversion %s3// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -fsyntax-only -verify -Wsign-conversion %s4 5// PR9345: make a subgroup of -Wconversion for signedness changes6 7void test(int x) {8 unsigned t0 = x; // expected-warning {{implicit conversion changes signedness}}9 unsigned t1 = (t0 == 5 ? x : 0); // expected-warning {{operand of ? changes signedness}}10 11 // Clang has special treatment for left shift of literal '1'.12 // Make sure there is no diagnostics.13 long t2 = 1LL << x;14}15