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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
commit | 246f239d9f40f633160f0c18f87a20922d4e77bb (patch) | |
tree | 5a88572663584b3d4d28e5a20e10abab1be40884 /src/test/mir-opt/lower_intrinsics_e2e.rs | |
parent | Releasing progress-linux version 1.64.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.tar.xz rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.zip |
Merging debian version 1.65.0+dfsg1-2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/mir-opt/lower_intrinsics_e2e.rs')
-rw-r--r-- | src/test/mir-opt/lower_intrinsics_e2e.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/test/mir-opt/lower_intrinsics_e2e.rs b/src/test/mir-opt/lower_intrinsics_e2e.rs new file mode 100644 index 000000000..872ef59b0 --- /dev/null +++ b/src/test/mir-opt/lower_intrinsics_e2e.rs @@ -0,0 +1,32 @@ +// Checks that we do not have any branches in the MIR for the two tested functions. + +// compile-flags: -Cpanic=abort +#![feature(core_intrinsics)] +#![crate_type = "lib"] + +// EMIT_MIR lower_intrinsics_e2e.f_unit.PreCodegen.after.mir +pub fn f_unit() { + f_dispatch(()); +} + + +// EMIT_MIR lower_intrinsics_e2e.f_u64.PreCodegen.after.mir +pub fn f_u64() { + f_dispatch(0u64); +} + +#[inline(always)] +pub fn f_dispatch<T>(t: T) { + if std::mem::size_of::<T>() == 0 { + f_zst(t); + } else { + f_non_zst(t); + } +} + +#[inline(never)] +pub fn f_zst<T>(_t: T) { +} + +#[inline(never)] +pub fn f_non_zst<T>(_t: T) {} |