Don't try to build an LLVM switch on floats

marijnh · marijnh · commit d9d0782b5f78 · 2011-10-18T13:54:35.000+02:00
Closes #1046
diff --git a/src/comp/middle/trans_alt.rs b/src/comp/middle/trans_alt.rs
@@ -473,7 +473,8 @@ fn compile_submatch(bcx: @block_ctxt, m: match, vals: [ValueRef], f: mk_fail,
           }
           lit(l) {
             kind = alt l.node {
-              ast::lit_str(_) | ast::lit_nil. {
+              ast::lit_str(_) | ast::lit_nil. | ast::lit_float(_) |
+              ast::lit_mach_float(_, _) {
                 test_val = Load(bcx, val); compare
               }
               _ { test_val = Load(bcx, val); switch }

Original file line number	Diff line number	Diff line change
`@@ -473,7 +473,8 @@ fn compile_submatch(bcx: @block_ctxt, m: match, vals: [ValueRef], f: mk_fail,`
`473`	`473`	`}`
`474`	`474`	`lit(l) {`
`475`	`475`	`kind = alt l.node {`
`476`		`- ast::lit_str(_) \| ast::lit_nil. {`
	`476`	`+ ast::lit_str(_) \| ast::lit_nil. \| ast::lit_float(_) \|`
	`477`	`+ ast::lit_mach_float(_, _) {`
`477`	`478`	`test_val = Load(bcx, val); compare`
`478`	`479`	`}`
`479`	`480`	`_ { test_val = Load(bcx, val); switch }`