Closed Bug 658465 Opened 13 years ago Closed 13 years ago

TI: "Assertion failure: JSOp(*pc) != JSOP_TRAP,", with trap

Categories

(Core :: JavaScript Engine, defect)

Product:
Core
Component:
JavaScript Engine
Platform:
x86
Linux
Type:
defect
Priority:
Not set
Severity:
critical

Tracking

()

Status:
RESOLVED FIXED

People

(Reporter: gkw, Unassigned)

References

Details

(Keywords: assertion, testcase) 

function f() {
  "use strict";
  print(Math.min(0, 1));
}
dis(f)
trap(f, 10, '')
f()

asserts js debug shell on JM changeset aec367836312 with -m, -d, -a and -n at Assertion failure: JSOp(*pc) != JSOP_TRAP,

flags: NULL_CLOSURE
off     op
-----   --
main:
00000:  callname "print"
00005:  name "Math"
00010:  callprop "min"      <-- trap goes here
00015:  zero
00016:  one
00017:  call 2
00020:  call 1
00023:  pop
00024:  stop

Source notes:
 ofs  line    pc  delta desc     args
---- ---- ----- ------ -------- ------
  0:    1     0 [   0] newline 
  1:    2     0 [   0] newline 
  2:    3    10 [  10] xdelta  
  3:    3    10 [   0] pcbase   offset 5
  5:    3    17 [   7] pcbase   offset 12
  7:    3    20 [   3] pcbase   offset 20
Missed path where inference did not untrap before accessing an opcode.

http://hg.mozilla.org/projects/jaegermonkey/rev/07412de099f6
Status: NEW → RESOLVED
Closed: 13 years ago
Resolution: --- → FIXED
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