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compiler: allow multiple basic blocks in package initializers

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I don't know why they sometimes have them, but apparently some packages
do. Don't panic in that case, the interpreter will stop anyway on the
first branch.
This commit is contained in:
Ayke van Laethem
2018-11-03 20:22:00 +01:00
parent a531caa2e9
commit e930a1ead5
1 changed files with 0 additions and 3 deletions
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compiler/compiler.go
-3
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@@ -289,9 +289,6 @@ func (c *Compiler) Compile(mainPath string) error {
for _, frame := range frames { for _, frame := range frames {
if frame.fn.Synthetic == "package initializer" { if frame.fn.Synthetic == "package initializer" {
c.initFuncs = append(c.initFuncs, frame.fn.LLVMFn) c.initFuncs = append(c.initFuncs, frame.fn.LLVMFn)
if len(frame.fn.Blocks) != 1 {
panic("unexpected number of basic blocks in package initializer")
}
// Try to interpret as much as possible of the init() function. // Try to interpret as much as possible of the init() function.
// Whenever it hits an instruction that it doesn't understand, it // Whenever it hits an instruction that it doesn't understand, it
// bails out and leaves the rest to the compiler (so initialization // bails out and leaves the rest to the compiler (so initialization