| author |  Garrett Beck <garrettlennoxbeck@gmail.com> 2023-11-24 16:44:33-06:00 |
| committer |  GitHub <noreply@github.com> 2023-11-24 22:44:33+00:00 |
| log | a277181c6615e40f7b2e7392958f127fd934027c |
| tree | 8592deca9862274ce41d9b6b2ca356ad25b757b5 |
| parent | 608b5d06eace0ccdce816725b8f0d7a6e9c12b81 |
| signature |  Signed by PGP key 4AEE18F83AFDEB23 |
translate-c: use struct_init_one for empty struct initializer
3 files changed, 42 insertions(+), 16 deletions(-)
src- translate_c
- test
- cases
- translate_c
- src
src/translate_c/ast.zig+24-15
| ... | ... | @@ -2048,29 +2048,38 @@ fn renderNode(c: *Context, node: Node) Allocator.Error!NodeIndex { |
| 2048 | 2048 | } |
| 2049 | 2049 | _ = try c.addToken(.r_brace, "}"); |
| 2050 | 2050 | |
| 2051 | if (payload.inits.len < 2) { | |
| 2052 | return c.addNode(.{ | |
| 2053 | .tag = .struct_init_one_comma, | |
| 2051 | return switch (payload.inits.len) { | |
| 2052 | 0 => c.addNode(.{ | |
| 2053 | .tag = .struct_init_one, | |
| 2054 | 2054 | .main_token = l_brace, |
| 2055 | 2055 | .data = .{ |
| 2056 | 2056 | .lhs = lhs, |
| 2057 | .rhs = inits[0], | |
| 2057 | .rhs = 0, | |
| 2058 | 2058 | }, |
| 2059 | }); | |
| 2060 | } else { | |
| 2061 | const span = try c.listToSpan(inits); | |
| 2062 | return c.addNode(.{ | |
| 2063 | .tag = .struct_init_comma, | |
| 2059 | }), | |
| 2060 | 1 => c.addNode(.{ | |
| 2061 | .tag = .struct_init_one_comma, | |
| 2064 | 2062 | .main_token = l_brace, |
| 2065 | 2063 | .data = .{ |
| 2066 | 2064 | .lhs = lhs, |
| 2067 | .rhs = try c.addExtra(NodeSubRange{ | |
| 2068 | .start = span.start, | |
| 2069 | .end = span.end, | |
| 2070 | }), | |
| 2065 | .rhs = inits[0], | |
| 2071 | 2066 | }, |
| 2072 | }); | |
| 2073 | } | |
| 2067 | }), | |
| 2068 | else => blk: { | |
| 2069 | const span = try c.listToSpan(inits); | |
| 2070 | break :blk c.addNode(.{ | |
| 2071 | .tag = .struct_init_comma, | |
| 2072 | .main_token = l_brace, | |
| 2073 | .data = .{ | |
| 2074 | .lhs = lhs, | |
| 2075 | .rhs = try c.addExtra(NodeSubRange{ | |
| 2076 | .start = span.start, | |
| 2077 | .end = span.end, | |
| 2078 | }), | |
| 2079 | }, | |
| 2080 | }); | |
| 2081 | }, | |
| 2082 | }; | |
| 2074 | 2083 | }, |
| 2075 | 2084 | .@"anytype" => unreachable, // Handled in renderParams |
| 2076 | 2085 | } |
test/cases/translate_c/static empty struct.c created+17
| ... | ... | @@ -0,0 +1,17 @@ |
| 1 | struct empty_struct {}; | |
| 2 | ||
| 3 | static inline void foo() { | |
| 4 | static struct empty_struct bar = {}; | |
| 5 | } | |
| 6 | ||
| 7 | // translate-c | |
| 8 | // target=x86_64-linux | |
| 9 | // c_frontend=clang | |
| 10 | // | |
| 11 | // pub const struct_empty_struct = extern struct {}; | |
| 12 | // pub fn foo() callconv(.C) void { | |
| 13 | // const bar = struct { | |
| 14 | // var static: struct_empty_struct = struct_empty_struct{}; | |
| 15 | // }; | |
| 16 | // _ = &bar; | |
| 17 | // } |
test/src/Cases.zig+1-1
| ... | ... | @@ -976,7 +976,7 @@ const TestManifest = struct { |
| 976 | 976 | |
| 977 | 977 | fn next(self: *TrailingIterator) ?[]const u8 { |
| 978 | 978 | const next_inner = self.inner.next() orelse return null; |
| 979 | return std.mem.trim(u8, next_inner[2..], " \t"); | |
| 979 | return if (next_inner.len == 2) "" else std.mem.trimRight(u8, next_inner[3..], " \t"); | |
| 980 | 980 | } |
| 981 | 981 | }; |
| 982 | 982 |