1 // RUN: %llvmgxx %s -O2 -S -o - | FileCheck %s 2 3 // This test verifies that we get expected codegen out of the -O2 optimization 4 // level from the full optimizer. 5 6 7 8 // Verify that ipsccp is running and can eliminate globals. 9 static int test1g = 42; test1f1()10void test1f1() { 11 if (test1g == 0) test1g = 0; 12 } test1f2()13int test1f2() { 14 return test1g; 15 } 16 17 // CHECK: @_Z7test1f2v() 18 // CHECK: entry: 19 // CHECK-NEXT: ret i32 42 20