1 // RUN: %clang_cc1 -emit-llvm -triple i386-linux -Wno-unknown-pragmas %s -o - | FileCheck %s 2 3 // nextUp(1.F) == 0x1.000002p0F 4 5 const double _Complex C0 = 0x1.000001p0 + 0x1.000001p0I; 6 7 #pragma STDC FENV_ROUND FE_UPWARD 8 9 float F1u = 1.0F + 0x0.000002p0F; 10 float F2u = 1.0F + 0x0.000001p0F; 11 float F3u = 0x1.000001p0; 12 // CHECK: @F1u = {{.*}} float 0x3FF0000020000000 13 // CHECK: @F2u = {{.*}} float 0x3FF0000020000000 14 // CHECK: @F3u = {{.*}} float 0x3FF0000020000000 15 16 float FI1u = 0xFFFFFFFFU; 17 // CHECK: @FI1u = {{.*}} float 0x41F0000000000000 18 19 float _Complex C1u = C0; 20 // CHECK: @C1u = {{.*}} { float, float } { float 0x3FF0000020000000, float 0x3FF0000020000000 } 21 22 float FLu = 0.1F; 23 // CHECK: @FLu = {{.*}} float 0x3FB99999A0000000 24 25 26 #pragma STDC FENV_ROUND FE_DOWNWARD 27 28 float F1d = 1.0F + 0x0.000002p0F; 29 float F2d = 1.0F + 0x0.000001p0F; 30 float F3d = 0x1.000001p0; 31 32 // CHECK: @F1d = {{.*}} float 0x3FF0000020000000 33 // CHECK: @F2d = {{.*}} float 1.000000e+00 34 // CHECK: @F3d = {{.*}} float 1.000000e+00 35 36 float FI1d = 0xFFFFFFFFU; 37 // CHECK: @FI1d = {{.*}} float 0x41EFFFFFE0000000 38 39 float _Complex C1d = C0; 40 // CHECK: @C1d = {{.*}} { float, float } { float 1.000000e+00, float 1.000000e+00 } 41 42 float FLd = 0.1F; 43 // CHECK: @FLd = {{.*}} float 0x3FB9999980000000 44