Attachment #521062 for bug #648802

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      case '>': {
        if (op == TRSHIFT) return ASM_UNSIGNED;
      } // fallthrough
      case '|': // fallthrough
      case '&': // fallthrough
      case '^': // fallthrough
      case '<': // fallthrough
      case '=': // fallthrough
      case '!':
        return ASM_SIGNED;
      case '+': // fallthrough
      case '-': 
        return ASM_FLEXIBLE;
      case '*': 
      case '/': 
        return ASM_NONSIGNED; // without a coercion, these are double
      default: abort_on(node);
    }
  } else if (type == UNARY_PREFIX) {

Return to bug 648802

Lines 156-164 AsmSign detectSign(Ref node, IString min Link Here

(-)rustc-1.23.0-src/src/binaryen/src/emscripten-optimizer/optimizer-shared.cpp.orig (-3 / +13 lines)
156	case '>': {	156	case '>': {
157	if (op == TRSHIFT) return ASM_UNSIGNED;	157	if (op == TRSHIFT) return ASM_UNSIGNED;
158	} // fallthrough	158	} // fallthrough
159	case '\|': case '&': case '^': case '<': case '=': case '!': return ASM_SIGNED;	159	case '\|': // fallthrough
160	case '+': case '-': return ASM_FLEXIBLE;	160	case '&': // fallthrough
161	case '*': case '/': return ASM_NONSIGNED; // without a coercion, these are double	161	case '^': // fallthrough
		162	case '<': // fallthrough
		163	case '=': // fallthrough
		164	case '!':
		165	return ASM_SIGNED;
		166	case '+': // fallthrough
		167	case '-':
		168	return ASM_FLEXIBLE;
		169	case '*':
		170	case '/':
		171	return ASM_NONSIGNED; // without a coercion, these are double
162	default: abort_on(node);	172	default: abort_on(node);
163	}	173	}
164	} else if (type == UNARY_PREFIX) {	174	} else if (type == UNARY_PREFIX) {