File: fp-floatcontrol-class.cpp

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (19 lines) | stat: -rw-r--r-- 612 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
// RUN: %clang_cc1 -ffp-contract=on -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s
// Verify that float_control does not pertain to initializer expressions

float y();
float z();
#pragma float_control(except, on)
class ON {
  float w = 2 + y() * z();
  // CHECK-LABEL: define {{.*}} @_ZN2ONC2Ev{{.*}}
  // CHECK: llvm.experimental.constrained.fmul{{.*}}tonearest{{.*}}strict
};
ON on;
#pragma float_control(except, off)
class OFF {
  float w = 2 + y() * z();
  // CHECK-LABEL: define {{.*}} @_ZN3OFFC2Ev{{.*}}
  // CHECK-NOT: llvm.experimental.constrained.fmul{{.*}}tonearest{{.*}}strict
};
OFF off;