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authorVincent Ambo <mail@tazj.in>2022-09-03T13·22+0300
committertazjin <tazjin@tvl.su>2022-09-09T10·48+0000
commit8fdb67847cc1f68ca88dfe7a282f30e9f6ab2cc9 (patch)
tree5bc4984fbd2da3b2f2965587289bb6729b8a5d04 /tvix/eval/src
parentabdfa7459eb60f2b92064bdff12e33d04491e1cd (diff)
chore(tvix/eval): debug_assert that all jumps are patched r/4771
Suggestion from sterni in cl/6282

Change-Id: I1adbdda9ff74f55a2f72892ffa524808b305f403
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6445
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
Diffstat (limited to 'tvix/eval/src')
-rw-r--r--tvix/eval/src/vm.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/tvix/eval/src/vm.rs b/tvix/eval/src/vm.rs
index 2c490200e1d1..d42a2e303312 100644
--- a/tvix/eval/src/vm.rs
+++ b/tvix/eval/src/vm.rs
@@ -342,22 +342,26 @@ impl VM {
                 OpCode::OpInterpolate(Count(count)) => self.run_interpolate(count)?,
 
                 OpCode::OpJump(JumpOffset(offset)) => {
+                    debug_assert!(offset != 0);
                     self.frame_mut().ip += offset;
                 }
 
                 OpCode::OpJumpIfTrue(JumpOffset(offset)) => {
+                    debug_assert!(offset != 0);
                     if fallible!(self, self.peek(0).as_bool()) {
                         self.frame_mut().ip += offset;
                     }
                 }
 
                 OpCode::OpJumpIfFalse(JumpOffset(offset)) => {
+                    debug_assert!(offset != 0);
                     if !fallible!(self, self.peek(0).as_bool()) {
                         self.frame_mut().ip += offset;
                     }
                 }
 
                 OpCode::OpJumpIfNotFound(JumpOffset(offset)) => {
+                    debug_assert!(offset != 0);
                     if matches!(self.peek(0), Value::AttrNotFound) {
                         self.pop();
                         self.frame_mut().ip += offset;