problem.c

		if (TMP1279.status == 0) {
			NimStringDesc* volatile line_157648;
			NimStringDesc* volatile HEX3Atmp_157699;
			FILE* volatile f_157701;
			NimStringDesc* volatile res_157703;
F.len+=4;
			F.s[2].address = (void*)&line_157648; F.s[2].typ = (&NTI143); F.s[2].name = "line";
			F.s[3].address = (void*)&HEX3Atmp_157699; F.s[3].typ = (&NTI143); F.s[3].name = ":tmp";
			F.s[4].address = (void*)&f_157701; F.s[4].typ = (&NTI9804); F.s[4].name = "f";
			F.s[5].address = (void*)&res_157703; F.s[5].typ = (&NTI143); F.s[5].name = "res";
			line_157648 = 0;
			HEX3Atmp_157699 = 0;
			endb(848, "compiler/msgs.nim");
			HEX3Atmp_157699 = tofullpath_156777(i.Fileindex);
			endb(2312, "lib/system.nim");
			f_157701 = open_10017(HEX3Atmp_157699, ((NU8) 0), -1);
			endb(2313, "lib/system.nim");
			endb(2313, "lib/system.nim");
			res_157703 = rawNewString(80);
			endb(2314, "lib/system.nim");
			while (1) {
				NIM_BOOL LOC13;
				endb(2314, "lib/system.nim");
				LOC13 = 0;
				LOC13 = readline_10287(f_157701, &res_157703);
				if (!LOC13) goto LA12;
				endb(2313, "lib/system.nim");
				line_157648 = res_157703;
				endb(849, "compiler/msgs.nim");
				addsourceline_157596(i.Fileindex, line_157648);
			} LA12: ;
			endb(2315, "lib/system.nim");
			fclose(f_157701);
			popSafePoint();
		}
F.len-=4;
		else {
			popSafePoint();
			setFrame((TFrame*)&F);
			if (isObj(getCurrentException()->Sup.m_type, (&NTI1433))) {
				TMP1279.status = 0;
				popCurrentException();
			}
		}



Full method
-----------------------------------------------

N_NIMCALL(trope138007*, sourceline_156144)(tlineinfo155519 i) {
	trope138007* result;
	NI TMP1282;
	nimfrs("sourceLine", "msgs.nim", 6, 2)
	F.s[0].address = (void*)&result; F.s[0].typ = (&NTI138005); F.s[0].name = "result";
	F.s[1].address = (void*)&i; F.s[1].typ = (&NTI155519); F.s[1].name = "i";
	result = 0;
	endb(844, "compiler/msgs.nim");
	{
		endb(844, "compiler/msgs.nim");
		if (!(i.Fileindex < ((NI32) 0))) goto LA3;
		endb(844, "compiler/msgs.nim");
		endb(844, "compiler/msgs.nim");
		result = NIM_NIL;
		goto BeforeRet;
	}
	LA3: ;
	endb(846, "compiler/msgs.nim");
	{
		NIM_BOOL LOC7;
		TSafePoint TMP1279;
		endb(846, "compiler/msgs.nim");
		LOC7 = 0;
		endb(846, "compiler/msgs.nim");
		endb(846, "compiler/msgs.nim");
		LOC7 = !(((gglobaloptions_128109 &(1<<((((NU8) 31))&31)))!=0));
		if (!(LOC7)) goto LA8;
		endb(846, "compiler/msgs.nim");
		endb(846, "compiler/msgs.nim");
		if ((NU)(i.Fileindex) >= (NU)(fileinfos_155640->Sup.len)) raiseIndexError();
		LOC7 = (fileinfos_155640->data[i.Fileindex].Lines->Sup.len == 0);
		LA8: ;
		if (!LOC7) goto LA9;
		endb(847, "compiler/msgs.nim");
		pushSafePoint(&TMP1279);
		TMP1279.status = setjmp(TMP1279.context);
		if (TMP1279.status == 0) {
			NimStringDesc* volatile line_157648;
			NimStringDesc* volatile HEX3Atmp_157699;
			FILE* volatile f_157701;
			NimStringDesc* volatile res_157703;
F.len+=4;
			F.s[2].address = (void*)&line_157648; F.s[2].typ = (&NTI143); F.s[2].name = "line";
			F.s[3].address = (void*)&HEX3Atmp_157699; F.s[3].typ = (&NTI143); F.s[3].name = ":tmp";
			F.s[4].address = (void*)&f_157701; F.s[4].typ = (&NTI9804); F.s[4].name = "f";
			F.s[5].address = (void*)&res_157703; F.s[5].typ = (&NTI143); F.s[5].name = "res";
			line_157648 = 0;
			HEX3Atmp_157699 = 0;
			endb(848, "compiler/msgs.nim");
			HEX3Atmp_157699 = tofullpath_156777(i.Fileindex);
			endb(2312, "lib/system.nim");
			f_157701 = open_10017(HEX3Atmp_157699, ((NU8) 0), -1);
			endb(2313, "lib/system.nim");
			endb(2313, "lib/system.nim");
			res_157703 = rawNewString(80);
			endb(2314, "lib/system.nim");
			while (1) {
				NIM_BOOL LOC13;
				endb(2314, "lib/system.nim");
				LOC13 = 0;
				LOC13 = readline_10287(f_157701, &res_157703);
				if (!LOC13) goto LA12;
				endb(2313, "lib/system.nim");
				line_157648 = res_157703;
				endb(849, "compiler/msgs.nim");
				addsourceline_157596(i.Fileindex, line_157648);
			} LA12: ;
			endb(2315, "lib/system.nim");
			fclose(f_157701);
			popSafePoint();
		}
F.len-=4;
		else {
			popSafePoint();
			setFrame((TFrame*)&F);
			if (isObj(getCurrentException()->Sup.m_type, (&NTI1433))) {
				TMP1279.status = 0;
				popCurrentException();
			}
		}
		if (TMP1279.status != 0) reraiseException();
	}
	LA9: ;
	endb(838, "compiler/msgs.nim");
	{
		NimStringDesc* LOC20;
		endb(838, "compiler/msgs.nim");
		endb(852, "compiler/msgs.nim");
		endb(852, "compiler/msgs.nim");
		if (!!((((NI) (i.Fileindex)) < fileinfos_155640->Sup.len))) goto LA18;
		endb(838, "compiler/msgs.nim");
		endb(838, "compiler/msgs.nim");
		LOC20 = 0;
		LOC20 = HEX24_157672(TMP1280);
		internalerror_157569(LOC20);
	}
	LA18: ;
	endb(854, "compiler/msgs.nim");
	{
		endb(854, "compiler/msgs.nim");
		endb(854, "compiler/msgs.nim");
		if ((NU)(i.Fileindex) >= (NU)(fileinfos_155640->Sup.len)) raiseIndexError();
		if (!(fileinfos_155640->data[i.Fileindex].Lines->Sup.len < ((NI) (i.Line)))) goto LA23;
		endb(854, "compiler/msgs.nim");
		endb(854, "compiler/msgs.nim");
		result = NIM_NIL;
		goto BeforeRet;
	}
	LA23: ;
	endb(856, "compiler/msgs.nim");
	if ((NU)(i.Fileindex) >= (NU)(fileinfos_155640->Sup.len)) raiseIndexError();
	endb(856, "compiler/msgs.nim");
	TMP1282 = subInt(i.Line, ((NI16) 1));
	if (TMP1282 < -32768 || TMP1282 > 32767) raiseOverflow();
	if ((NU)((NI16)(TMP1282)) >= (NU)(fileinfos_155640->data[i.Fileindex].Lines->Sup.len)) raiseIndexError();
	result = fileinfos_155640->data[i.Fileindex].Lines->data[(NI16)(TMP1282)];
	BeforeRet: ;
	popFrame();
	return result;
}