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rustc_trans: use a predictable layout for constant ADTs.

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This commit is contained in:
Eduard-Mihai Burtescu 2017-06-18 16:59:51 +03:00
parent f44b099187
commit 386d59dc89
10 changed files with 68 additions and 100 deletions
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4
src/test/codegen/consts.rs
View file

@ -54,7 +54,7 @@ pub fn inline_enum_const() -> E<i8, i16> {
#[no_mangle]
pub fn low_align_const() -> E<i16, [i16; 3]> {
// Check that low_align_const and high_align_const use the same constant
// CHECK: load {{.*}} bitcast ({ i16, i16, [4 x i8] }** [[LOW_HIGH_REF]]
// CHECK: load {{.*}} bitcast ({ i16, [0 x i8], i16, [4 x i8] }** [[LOW_HIGH_REF]]
*&E::A(0)
}
@ -62,6 +62,6 @@ pub fn low_align_const() -> E<i16, [i16; 3]> {
#[no_mangle]
pub fn high_align_const() -> E<i16, i32> {
// Check that low_align_const and high_align_const use the same constant
// CHECK: load {{.*}} bitcast ({ i16, i16, [4 x i8] }** [[LOW_HIGH_REF]]
// CHECK: load {{.*}} bitcast ({ i16, [0 x i8], i16, [4 x i8] }** [[LOW_HIGH_REF]]
*&E::A(0)
}

4
src/test/codegen/link_section.rs
View file

@ -22,12 +22,12 @@ pub enum E {
B(f32)
}
// CHECK: @VAR2 = constant {{.*}} { i32 0, i32 666 }, section ".test_two"
// CHECK: @VAR2 = constant {{.*}}, section ".test_two"
#[no_mangle]
#[link_section = ".test_two"]
pub static VAR2: E = E::A(666);
// CHECK: @VAR3 = constant {{.*}} { i32 1, float 1.000000e+00 }, section ".test_three"
// CHECK: @VAR3 = constant {{.*}}, section ".test_three"
#[no_mangle]
#[link_section = ".test_three"]
pub static VAR3: E = E::B(1.);