diff options
| -rw-r--r-- | src/codegen/helpers.rs | 15 | ||||
| -rwxr-xr-x | src/codegen/mod.rs | 7 | ||||
| -rw-r--r-- | tests/expectations/tests/enum_explicit_type.rs | 5 | ||||
| -rw-r--r-- | tests/expectations/tests/macro-expr-basic.rs | 1 | ||||
| -rw-r--r-- | tests/headers/enum_explicit_type.hpp | 6 | ||||
| -rw-r--r-- | tests/headers/macro-expr-basic.h | 2 |
6 files changed, 31 insertions, 5 deletions
diff --git a/src/codegen/helpers.rs b/src/codegen/helpers.rs index 016ba478..6e5a6f0e 100644 --- a/src/codegen/helpers.rs +++ b/src/codegen/helpers.rs @@ -117,4 +117,19 @@ pub mod ast_ty { } } } + + pub fn int_expr(val: i64) -> P<ast::Expr> { + use std::i64; + let expr = aster::AstBuilder::new().expr(); + + // This is not representable as an i64 if it's negative, so we + // special-case it. + // + // Fix in aster incoming. + if val == i64::MIN { + expr.neg().uint(1u64 << 63) + } else { + expr.int(val) + } + } } diff --git a/src/codegen/mod.rs b/src/codegen/mod.rs index b4c2f3f7..a0b26ead 100755 --- a/src/codegen/mod.rs +++ b/src/codegen/mod.rs @@ -101,7 +101,8 @@ impl CodegenResult { /// counter internally so the next time we ask for the overload for this /// name, we get the incremented value, and so on. fn overload_number(&mut self, name: &str) -> u32 { - let mut counter = self.overload_counters.entry(name.into()).or_insert(0); + let mut counter = + self.overload_counters.entry(name.into()).or_insert(0); let number = *counter; *counter += 1; number @@ -313,7 +314,7 @@ impl CodeGenerator for Var { .pub_() .const_(canonical_name) .expr() - .int(val) + .build(helpers::ast_ty::int_expr(val)) .build(ty); result.push(const_item) } else { @@ -1285,7 +1286,7 @@ impl<'a> EnumBuilder<'a> { let variant_name = ctx.rust_mangle(variant.name()); let expr = aster::AstBuilder::new().expr(); let expr = match variant.val() { - EnumVariantValue::Signed(v) => expr.int(v), + EnumVariantValue::Signed(v) => helpers::ast_ty::int_expr(v), EnumVariantValue::Unsigned(v) => expr.uint(v), }; diff --git a/tests/expectations/tests/enum_explicit_type.rs b/tests/expectations/tests/enum_explicit_type.rs index 352f4ea9..4e555d3a 100644 --- a/tests/expectations/tests/enum_explicit_type.rs +++ b/tests/expectations/tests/enum_explicit_type.rs @@ -16,6 +16,9 @@ pub enum Bigger { Much = 255, Larger = 256, } #[repr(i64)] #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] pub enum MuchLong { MuchLow = -4294967296, } +#[repr(i64)] +#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] +pub enum MuchLongLong { I64_MIN = -9223372036854775808, } #[repr(u64)] #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] -pub enum MuchLongLong { MuchHigh = 4294967296, } +pub enum MuchULongLong { MuchHigh = 4294967296, } diff --git a/tests/expectations/tests/macro-expr-basic.rs b/tests/expectations/tests/macro-expr-basic.rs index 7a5c71e0..355294e7 100644 --- a/tests/expectations/tests/macro-expr-basic.rs +++ b/tests/expectations/tests/macro-expr-basic.rs @@ -7,6 +7,7 @@ pub const FOO: ::std::os::raw::c_uint = 1; pub const BAR: ::std::os::raw::c_uint = 4; pub const BAZ: ::std::os::raw::c_uint = 5; +pub const MIN: ::std::os::raw::c_longlong = -9223372036854775808; pub const BARR: ::std::os::raw::c_uint = 1; pub const BAZZ: ::std::os::raw::c_uint = 7; pub const I_RAN_OUT_OF_DUMB_NAMES: ::std::os::raw::c_uint = 7; diff --git a/tests/headers/enum_explicit_type.hpp b/tests/headers/enum_explicit_type.hpp index 4acb3f15..78eadd40 100644 --- a/tests/headers/enum_explicit_type.hpp +++ b/tests/headers/enum_explicit_type.hpp @@ -19,6 +19,10 @@ enum MuchLong: long { MuchLow = -4294967296, }; -enum MuchLongLong: unsigned long long { +enum MuchLongLong: long long { + I64_MIN = 1ll << 63, +}; + +enum MuchULongLong: unsigned long long { MuchHigh = 4294967296, }; diff --git a/tests/headers/macro-expr-basic.h b/tests/headers/macro-expr-basic.h index 55b11367..d2de7fdf 100644 --- a/tests/headers/macro-expr-basic.h +++ b/tests/headers/macro-expr-basic.h @@ -2,6 +2,8 @@ #define BAR 4 #define BAZ (FOO + BAR) +#define MIN (1 << 63) + #define BARR (1 << 0) #define BAZZ ((1 << 1) + BAZ) #define I_RAN_OUT_OF_DUMB_NAMES (BARR | BAZZ) |