diff options
Diffstat (limited to 'pkg/csource')
| -rw-r--r-- | pkg/csource/build.go | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/pkg/csource/build.go b/pkg/csource/build.go index 35ac28e83..56d5487a8 100644 --- a/pkg/csource/build.go +++ b/pkg/csource/build.go @@ -18,15 +18,23 @@ import ( // Build builds a C program from source src and returns name of the resulting binary. func Build(target *prog.Target, src []byte) (string, error) { - return build(target, src, "") + return build(target, src, "", true) +} + +// BuildNoWarn is the same as Build, but ignores all compilation warnings. +// Should not be used in tests, but may be used e.g. when we are bisecting and potentially +// using an old repro with newer compiler, or a compiler that we never seen before. +// In these cases it's more important to build successfully. +func BuildNoWarn(target *prog.Target, src []byte) (string, error) { + return build(target, src, "", false) } // BuildFile builds a C/C++ program from file src and returns name of the resulting binary. func BuildFile(target *prog.Target, src string) (string, error) { - return build(target, nil, src) + return build(target, nil, src, true) } -func build(target *prog.Target, src []byte, file string) (string, error) { +func build(target *prog.Target, src []byte, file string, warn bool) (string, error) { sysTarget := targets.Get(target.OS, target.Arch) compiler := sysTarget.CCompiler if _, err := exec.LookPath(compiler); err != nil { @@ -55,6 +63,9 @@ func build(target *prog.Target, src []byte, file string) (string, error) { // We do generate uint64's for syscall arguments that overflow longs on 32-bit archs. flags = append(flags, "-Wno-overflow") } + if !warn { + flags = append(flags, "-fpermissive", "-w") + } cmd := osutil.Command(compiler, flags...) if file == "" { cmd.Stdin = bytes.NewReader(src) |