From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:03 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/mir-opt/div_overflow.rs | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 tests/mir-opt/div_overflow.rs (limited to 'tests/mir-opt/div_overflow.rs') diff --git a/tests/mir-opt/div_overflow.rs b/tests/mir-opt/div_overflow.rs new file mode 100644 index 000000000..10ce5bc0f --- /dev/null +++ b/tests/mir-opt/div_overflow.rs @@ -0,0 +1,18 @@ +// compile-flags: -Copt-level=0 -Coverflow-checks=yes + +// Tests that division with a const does not emit a panicking branch for overflow + +// EMIT_MIR div_overflow.const_divisor.PreCodegen.after.mir +pub fn const_divisor(a: i32) -> i32 { + a / 256 +} + +// EMIT_MIR div_overflow.const_dividend.PreCodegen.after.mir +pub fn const_dividend(a: i32) -> i32 { + 256 / a +} + +fn main() { + const_divisor(123); + const_dividend(123); +} -- cgit v1.2.3