Function is __sync_sub_and_fetch_4 and it is called from ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const:
0x00018a18 <+0>: stw rp,-14(sp) 0x00018a1c <+4>: ldo 140(sp),sp 0x00018a20 <+8>: stw r7,-a4(sp) 0x00018a24 <+12>: ldo -fc(sp),r7 0x00018a28 <+16>: stw r13,-bc(sp) 0x00018a2c <+20>: copy r25,r13 0x00018a30 <+24>: copy r26,r25 0x00018a34 <+28>: stw r12,-b8(sp) 0x00018a38 <+32>: copy r7,r26 0x00018a3c <+36>: stw r11,-b4(sp) 0x00018a40 <+40>: copy r19,r11 0x00018a44 <+44>: stw r10,-b0(sp) 0x00018a48 <+48>: copy r24,r10 0x00018a4c <+52>: stw r9,-ac(sp) 0x00018a50 <+56>: stw r8,-a8(sp) 0x00018a54 <+60>: stw r3,-94(sp) 0x00018a58 <+64>: stw r19,-20(sp) 0x00018a5c <+68>: stw r14,-c0(sp) 0x00018a60 <+72>: stw r6,-a0(sp) 0x00018a64 <+76>: stw r5,-9c(sp) 0x00018a68 <+80>: stw r4,-98(sp) 0x00018a6c <+84>: b,l 0x1fd28 <QVector<CustomPropertyDefinition>::QVector(QVector<CustomPropertyDefinition> const&)>,rp 0x00018a70 <+88>: copy ret0,r9 0x00018a74 <+92>: ldw 0(r7),r12 0x00018a78 <+96>: ldw 4(r12),ret0 0x00018a7c <+100>: ldw c(r12),r8 0x00018a80 <+104>: add,l r12,r8,r3 0x00018a84 <+108>: shladd,l ret0,3,r8,r8 0x00018a88 <+112>: stw r3,4(r7) 0x00018a8c <+116>: add,l r12,r8,r8 0x00018a90 <+120>: ldi 1,ret0 0x00018a94 <+124>: stw r8,8(r7) 0x00018a98 <+128>: copy r11,r19 0x00018a9c <+132>: cmpb,= r8,r3,0x18ad0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+184> 0x00018aa0 <+136>: stw ret0,c(r7) 0x00018aa4 <+140>: ldw 0(r13),r6 0x00018aa8 <+144>: copy ret0,r14 0x00018aac <+148>: ldw 4(r6),r5 0x00018ab0 <+152>: ldw 0(r3),ret0 0x00018ab4 <+156>: ldw 4(ret0),r20 0x00018ab8 <+160>: cmpb,= r5,r20,0x18cac <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+660> 0x00018abc <+164>: copy r19,r4 0x00018ac0 <+168>: ldo 8(r3),r3 0x00018ac4 <+172>: stw r14,c(r7) 0x00018ac8 <+176>: cmpb,<> r8,r3,0x18ab0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+152> 0x00018acc <+180>: stw r3,4(r7) 0x00018ad0 <+184>: ldw 0(r12),ret0 0x00018ad4 <+188>: cmpib,= 0,ret0,0x18f58 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+1344> 0x00018ad8 <+192>: copy r19,r4 0x00018adc <+196>: cmpib,= -1,ret0,0x18af4 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+220> 0x00018ae0 <+200>: ldi 1,r25 0x00018ae4 <+204>: b,l 0x22a78 <__sync_sub_and_fetch_4>,rp 0x00018ae8 <+208>: copy r12,r26 0x00018aec <+212>: cmpib,= 0,ret0,0x18f54 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+1340> 0x00018af0 <+216>: copy r4,r19 0x00018af4 <+220>: b,l 0x16880 <DESKTOPPARSER()>,rp 0x00018af8 <+224>: copy r19,r4 0x00018afc <+228>: ldb 8(ret0),ret0 0x00018b00 <+232>: cmpib,= 0,ret0,0x18c98 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+640> 0x00018b04 <+236>: copy r4,r19 0x00018b08 <+240>: copy r19,r4 0x00018b0c <+244>: b,l 0x16880 <DESKTOPPARSER()>,rp 0x00018b10 <+248>: ldo -110(sp),r3 0x00018b14 <+252>: ldw 4(ret0),r21 0x00018b18 <+256>: stw r0,-134(sp) 0x00018b1c <+260>: ldi 2,ret0 0x00018b20 <+264>: ldo -138(sp),r20 0x00018b24 <+268>: stw ret0,-138(sp) 0x00018b28 <+272>: copy r4,r19 0x00018b2c <+276>: copy r7,ret0 0x00018b30 <+280>: stw r0,-130(sp) 0x00018b34 <+284>: copy r19,r4 0x00018b38 <+288>: copy r20,r26 0x00018b3c <+292>: stw r0,-12c(sp) 0x00018b40 <+296>: b,l 0x12db4,rp 0x00018b44 <+300>: stw r21,-128(sp) 0x00018b48 <+304>: ldw 0(r7),r5 0x00018b4c <+308>: copy r4,r19 0x00018b50 <+312>: addil L%0,dp,r1 0x00018b54 <+316>: ldw 6b4(r1),r26 0x00018b58 <+320>: copy r3,ret0 0x00018b5c <+324>: ldi 1d,r25 0x00018b60 <+328>: b,l 0x12c64,rp 0x00018b64 <+332>: copy r19,r4 0x00018b68 <+336>: copy r4,r19 0x00018b6c <+340>: copy r3,r25 0x00018b70 <+344>: copy r5,r26 0x00018b74 <+348>: b,l 0x12b84,rp 0x00018b78 <+352>: copy r19,r4 0x00018b7c <+356>: ldw 0(r3),r26 0x00018b80 <+360>: copy r4,r19 0x00018b84 <+364>: ldw 0(r26),ret0 0x00018b88 <+368>: cmpib,= 0,ret0,0x18bac <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+404> 0x00018b8c <+372>: copy r19,r4 0x00018b90 <+376>: cmpiclr,<> -1,ret0,r0 0x00018b94 <+380>: b,l,n 0x18bc0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+424>,r0 0x00018b98 <+384>: b,l 0x22a78 <__sync_sub_and_fetch_4>,rp 0x00018b9c <+388>: ldi 1,r25 0x00018ba0 <+392>: cmpib,<> 0,ret0,0x18bc0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+424> 0x00018ba4 <+396>: copy r4,r19 0x00018ba8 <+400>: copy r19,r4 0x00018bac <+404>: ldi 4,r24 0x00018bb0 <+408>: ldw 0(r3),r26 0x00018bb4 <+412>: b,l 0x13004,rp 0x00018bb8 <+416>: ldi 2,r25 0x00018bbc <+420>: copy r4,r19 0x00018bc0 <+424>: ldw 0(r7),r26 0x00018bc4 <+428>: ldb 14(r26),ret0 0x00018bc8 <+432>: cmpib,<> 0,ret0,0x18fc4 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+1452> 0x00018bcc <+436>: ldi 20,r25 0x00018bd0 <+440>: ldw 0(r13),ret0 0x00018bd4 <+444>: ldi 0,r23 0x00018bd8 <+448>: ldw c(ret0),r25 0x00018bdc <+452>: copy r7,r26 0x00018be0 <+456>: ldw 4(ret0),r24 0x00018be4 <+460>: add,l ret0,r25,r25 0x00018be8 <+464>: b,l 0x12bf4,rp 0x00018bec <+468>: copy r19,r4 0x00018bf0 <+472>: ldw 0(r7),r26 0x00018bf4 <+476>: copy r4,r19 0x00018bf8 <+480>: ldb 14(r26),ret0 0x00018bfc <+484>: cmpib,<> 0,ret0,0x18fac <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+1428> 0x00018c00 <+488>: copy r26,r5 0x00018c04 <+492>: addil L%0,dp,r1 0x00018c08 <+496>: ldo -124(sp),r3 0x00018c0c <+500>: ldw 6b8(r1),r26 0x00018c10 <+504>: copy r3,ret0 0x00018c14 <+508>: ldi 19,r25 0x00018c18 <+512>: b,l 0x12c64,rp 0x00018c1c <+516>: copy r19,r4 0x00018c20 <+520>: copy r4,r19 0x00018c24 <+524>: copy r3,r25 0x00018c28 <+528>: copy r5,r26 0x00018c2c <+532>: b,l 0x12b84,rp 0x00018c30 <+536>: copy r19,r4 0x00018c34 <+540>: ldw 0(r3),r26 0x00018c38 <+544>: copy r4,r19 0x00018c3c <+548>: ldw 0(r26),ret0 0x00018c40 <+552>: cmpib,= 0,ret0,0x18c64 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+588> 0x00018c44 <+556>: copy r19,r4 0x00018c48 <+560>: cmpiclr,<> -1,ret0,r0 0x00018c4c <+564>: b,l,n 0x18c78 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+608>,r0 0x00018c50 <+568>: b,l 0x22a78 <__sync_sub_and_fetch_4>,rp 0x00018c54 <+572>: ldi 1,r25 0x00018c58 <+576>: cmpib,<> 0,ret0,0x18c78 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+608> 0x00018c5c <+580>: copy r4,r19 0x00018c60 <+584>: copy r19,r4 0x00018c64 <+588>: ldi 4,r24 0x00018c68 <+592>: ldw 0(r3),r26 0x00018c6c <+596>: b,l 0x13004,rp 0x00018c70 <+600>: ldi 2,r25 0x00018c74 <+604>: copy r4,r19 0x00018c78 <+608>: ldw 0(r7),r26 0x00018c7c <+612>: ldb 14(r26),ret0 0x00018c80 <+616>: cmpiclr,= 0,ret0,r0 0x00018c84 <+620>: b,l,n 0x18f98 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+1408>,r0 0x00018c88 <+624>: copy r19,r4 0x00018c8c <+628>: b,l 0x13054,rp 0x00018c90 <+632>: copy r7,r26 0x00018c94 <+636>: copy r4,r19 0x00018c98 <+640>: copy r10,r25 0x00018c9c <+644>: b,l 0x12a54,rp 0x00018ca0 <+648>: copy r9,r26 0x00018ca4 <+652>: b,l 0x18cf0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+728>,r0 0x00018ca8 <+656>: copy r9,ret0 0x00018cac <+660>: ldw c(r6),r25 0x00018cb0 <+664>: ldw c(ret0),r26 0x00018cb4 <+668>: copy r5,r24 0x00018cb8 <+672>: add,l r6,r25,r25 0x00018cbc <+676>: b,l 0x13144,rp 0x00018cc0 <+680>: add,l ret0,r26,r26 0x00018cc4 <+684>: cmpib,<> 0,ret0,0x18ac0 <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+168> 0x00018cc8 <+688>: copy r4,r19 0x00018ccc <+692>: ldw 4(r3),ret0 0x00018cd0 <+696>: ldo -1(ret0),ret0 0x00018cd4 <+700>: cmpib,= -1,ret0,0x18cec <ServiceTypeDefinition::parseValue(QByteArray const&, QString const&) const+724> 0x00018cd8 <+704>: copy r19,r4 0x00018cdc <+708>: b,l 0x22a78 <__sync_sub_and_fetch_4>,rp 0x00018ce0 <+712>: ldi 1,r25 This is likely a gcc bug. If the code falls through from the call at 0x00018cbc, the argument register r26 for the call to __sync_sub_and_fetch_4 is not setup. Dave -- John David Anglin dave.ang...@bell.net